16492161 has 8 divisors (see below), whose sum is σ = 25130944. Its totient is φ = 9424080.

The previous prime is 16492153. The next prime is 16492163. The reversal of 16492161 is 16129461.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16492161 - 2³ = 16492153 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (16492163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392650 + ... + 392691.

It is an arithmetic number, because the mean of its divisors is an integer number (3141368).

Almost surely, 2^16492161 is an apocalyptic number.

It is an amenable number.

16492161 is a deficient number, since it is larger than the sum of its proper divisors (8638783).

16492161 is an equidigital number, since it uses as much as digits as its factorization.

16492161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785351.

The product of its digits is 2592, while the sum is 30.

The square root of 16492161 is about 4061.0541734875. The cubic root of 16492161 is about 254.5418455387.

It can be divided in two parts, 16492 and 161, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 16492161 in words is "sixteen million, four hundred ninety-two thousand, one hundred sixty-one".